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1.3: Questions

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    Question 1 What is the primary criterion for determining if a substance is a mineral?
    It must be organic and found in living organisms
    It must be able to conduct electricity
    It must have a well-defined chemical composition and an ordered atomic arrangement
    It must be able to float on water

    Question 2 Which of the following is NOT a characteristic of a mineral?
    It must be produced in a laboratory
    It must have a solid substance
    It must have an orderly crystalline structure
    It must be naturally occurring

    Question 3 What atomic arrangement characterizes halite?
    Rhombohedral
    Pyramidal
    Cubic
    Octahedral

    Question 4 What is the primary difference between salt and sugar crystals?
    Salt is naturally occurring, while sugar is produced in a laboratory
    Salt has a definite chemical composition, while sugar does not
    Sugar is organic, while salt is inorganic
    Salt is a solid substance, while sugar is a liquid

    Question 5 What is the main reason why atoms bond with each other to form minerals on Earth?
    To lower their total energy and become more stable
    To become radioactive
    To increase their total energy and become less stable
    Salt is a solid substance, while sugar is a liquid

    Question 6 What is the main goal of atoms in forming chemical bonds, according to the Octet Rule?
    To attain a full valence shell of eight electrons
    To lose all their valence electrons
    To gain as many electrons as possible
    To remain with an empty valence shell

    Question 7 Which elements have one valence electron?
    Group I elements
    Group II elements
    Group VII elements
    Group VIII elements

    Question 8 What happens when an atom's outer shell does not contain eight electrons?
    It is likely to chemically bond to other atoms
    It remains unchanged and does not react
    It loses all its valence electrons
    It gains as many electrons as possible

    Question 9 What are the three primary types of chemical bonds?
    Ionic, covalent, and metallic
    Ionic, metallic, and van der Waals
    Ionic, covalent, and hydrogen
    Covalent, metallic, and ionic

    Question 10 What is the charge of the atom that gives up one or more valence electrons in an ionic bond?
    Positive
    Negative
    Neutral
    Zero

    Question 11 What is the main difference between ionic and covalent bonds?
    Ionic bonds involve electron transfer, while covalent bonds involve electron sharing
    Ionic bonds involve electron sharing, while covalent bonds involve electron transfer
    Ionic bonds are stronger, while covalent bonds are weaker
    Ionic bonds are weaker, while covalent bonds are stronger

    Question 12 What is the purpose of the Octet Rule in understanding chemical bonding?
    To predict the type of bond that will form between two atoms
    To provide a useful guideline for understanding chemical bonding
    To determine the number of valence electrons in an atom
    To explain why noble gases do not readily form chemical bonds

    Question 13 Which is an example of a primarily ionic-bonded mineral?
    Feldspar
    Calcite
    Quartz
    Muscovite

    Question 14 Most silicates are_____bonded minerals.
    Ionic bonded
    Metallic bonded
    Hydrogen bonded
    Covalent bonded

    Question 15 Which is an example of covalently bonded compound?
    Sodium chloride
    Feldspar
    Dolomite
    Halite

    Question 16 What properties may affect the characteristic outward shape of a mineral?
    Growth habit
    Doped elements
    Temperature
    Growth of vegetation

    Question 17 Which are the two most common members of the mica mineral group?
    Potassium feldspar, calcium feldspar
    Biotite, Muscovite
    Milky quartz, rose quartz
    Hematite, Hematite

    Question 18 Which of the following minerals can be identified for its magnetic property?
    Magnitite
    Hematite
    Galena
    Hornblende

    Question 19 What percentage of Earth's crust is made up of silicate minerals?
    About 10 percent
    About 20 percent
    More than 90 percent
    Less than 50 percent

    Question 20 Which two elements are the most common in Earth's crust?
    Oxygen and silicon
    Iron and calcium
    Sodium and potassium
    Aluminum and magnesium

    Question 21 What is the mineral component of the rock limestone?
    Gypsum
    Quartz
    Copper
    Calcite

    Question 22 Which mineral group is the most abundant in Earth's crust?
    Silicates
    Nonsilicates
    Oxides
    Carbonates

    Question 23 What are the two most abundant minerals on Earth's continental crust?
    Feldspar, quartz
    Halite, calcite
    Magnitite, hematite
    Biotite, muscovite

    Question 24 Hornblende is the member of which silicate mineral group?
    Amphibole
    Mica
    Quartz
    Olivine

    Question 25 How many minerals are known?
    More than 1,000
    More than 2,000
    More than 3,000
    More than 4,000

    Question 26 What are the building-block chemical elements for silicates?
    Iron and calcium
    Aluminum and magnesium
    Sodium and potassium
    Silicon and oxygen

    Question 27 What is the primary use of gypsum in home construction?
    Cement production
    Roofing material
    Plaster and drywall
    Flooring material

    Question 28 What elements make a silicate mineral dark-colored
    Iron, magnesium
    Hydrogen, oxygen
    Sodium, chlorine
    Silicon, oxygen

    Question 29 Which is an example of a ferromagnesium mineral?
    Hornblende
    Quartz
    Feldspar
    Muscovite

    Question 30 Which eight elements are the most abundant in the continental crust?
    Oxygen, silicon, aluminum, iron, calcium, sodium, potassium, and copper
    Silicon, aluminum, iron, calcium, sodium, potassium, magnesium, and oxygen
    Oxygen, silicon, aluminum, iron, calcium, sodium, potassium, and magnesium
    Oxygen, silicon, iron, calcium, sodium, potassium, magnesium, and copper

    Question 31 Which is an example of a nonferromagnesium mineral?
    Feldspar
    Olivine
    Hornblende
    Garnet

    Question 32 The rock granite is an aggregate of which of the following minerals?
    Feldspar, hornblende, quartz
    Biotite, muscovite, hornblende
    Calcite, halite
    Olivine, garnet

    Question 33 What is the crystalline building block of silicates?
    SiO2
    NaCl
    SiO4
    CaCO3

    Question 34 Weathering turns feldspar into the clay mineral
    Mica
    Copper
    Kaolinite
    Gypsum

    Question 35 What is the geometric shape of the basic building block of the silicate mineral?
    Tetrahedron
    Rhombohedron
    Cube
    Octahedron

    Question 36 How do silicate minerals form?
    By crystallization from magma
    By compaction and cementation of particles
    By precipitation of dissolved ions from water
    By pressure and heat during metamorphism

    Question 37 What percentage of Earth's crust is made up of nonsilicate minerals?
    Approximately 40 percent
    Around 20 percent
    Less than 10 percent
    More than 30 percent

    Question 38 What are the two major members of the feldspar mineral group?
    Potassium feldspar and muscovite
    Potassium feldspar and hornblende
    Potassium feldspar and quartz
    Potassium feldspar (orthoclase), sodium feldspar (plagioclase)

    This page titled 1.3: Questions is shared under a CC BY-NC-SA 4.0 license and was authored, remixed, and/or curated by Likwan Cheng.

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